Librarian Bot: Add language metadata for dataset (#2)

- Librarian Bot: Add language metadata for dataset (405081a41d8f46170602af712f3c27a2b4a1331c)


Co-authored-by: Librarian Bot (Bot) <librarian-bot@users.noreply.huggingface.co>

README.md

@@ -1,4 +1,7 @@
 ---
+language:
+- en
+- es
 dataset_info:
   features:
   - name: text